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Finding the Fourth Proportional to 222,314.54, 333,524.87 and 72,555.11

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Solution

The fourth proportional to 222,314.54, 333,524.87 and 72,555.11 is: 108,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,314.54 : 333,524.87 = 72,555.11 : x
  2. Step 2: Convert to fraction form
    222,314.54/333,524.87 = 72,555.11/x
  3. Step 3: Cross multiply
    222,314.54x = 333,524.87 × 72,555.11
  4. Step 4: Simplify right side
    222,314.54x = 24,198,933,630.59
  5. Step 5: Solve for x
    x = 24,198,933,630.59/222,314.54
  6. Step 6: Final answer
    x = 108,849.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.